Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7663734 | Pattern writing system and pattern writing method | Tadahiro Ohmi, Shigetoshi Sugawa, Kiwamu Takehisa | 2010-02-16 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7663734 | Pattern writing system and pattern writing method | Tadahiro Ohmi, Shigetoshi Sugawa, Kiwamu Takehisa | 2010-02-16 |